Prepare the coffee or espresso. Combine with the milk and set aside to cool. The milk will help it cool pretty quickly.,Prepare the peanut butter smear. Mix dry peanut butter powder with the coffee. (you can do this while the coffee is warm). Mis to desired thickness - more coffee, thinner consistency, etc. Cover and set aside.,To begin the pain perdu, lightly toast each side of the bread at 200°F. 5 minutes per side. Set aside.,In a large mixing bowl, whisk together eggs, sugar, salt, cinnamon, nutmeg, and vanilla until well combined. Add the milk/coffee mixture and whisk together.,Heat 2 tablespoons of butter over medium heat on your skillet or griddle. Get it nice and hot - about 5 minutes.,Dip each slice of bread into egg mixture, flipping it around until it's fully soaked.,______,Repeat with all slices of bread.,Top with a smear of peanut/coffee mixture, sliced bananas and a drizzle of maple syrup.,*this recipe is adapted using SeriousEats.com french toast method.